1 /* $NetBSD: gss_wrap.c,v 1.1.1.1 2011/04/13 18:14:47 elric Exp $ */ 2 3 /*- 4 * Copyright (c) 2005 Doug Rabson 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 * 28 * $FreeBSD: src/lib/libgssapi/gss_wrap.c,v 1.1 2005/12/29 14:40:20 dfr Exp $ 29 */ 30 31 #include "mech_locl.h" 32 33 /** 34 * Wrap a message using either confidentiality (encryption + 35 * signature) or sealing (signature). 36 * 37 * @param minor_status minor status code. 38 * @param context_handle context handle. 39 * @param conf_req_flag if non zero, confidentiality is requestd. 40 * @param qop_req type of protection needed, in most cases it GSS_C_QOP_DEFAULT should be passed in. 41 * @param input_message_buffer messages to wrap 42 * @param conf_state returns non zero if confidentiality was honoured. 43 * @param output_message_buffer the resulting buffer, release with gss_release_buffer(). 44 * 45 * @ingroup gssapi 46 */ 47 48 GSSAPI_LIB_FUNCTION OM_uint32 GSSAPI_LIB_CALL 49 gss_wrap(OM_uint32 *minor_status, 50 const gss_ctx_id_t context_handle, 51 int conf_req_flag, 52 gss_qop_t qop_req, 53 const gss_buffer_t input_message_buffer, 54 int *conf_state, 55 gss_buffer_t output_message_buffer) 56 { 57 struct _gss_context *ctx = (struct _gss_context *) context_handle; 58 gssapi_mech_interface m; 59 60 if (conf_state) 61 *conf_state = 0; 62 _mg_buffer_zero(output_message_buffer); 63 if (ctx == NULL) { 64 *minor_status = 0; 65 return GSS_S_NO_CONTEXT; 66 } 67 68 m = ctx->gc_mech; 69 70 return (m->gm_wrap(minor_status, ctx->gc_ctx, 71 conf_req_flag, qop_req, input_message_buffer, 72 conf_state, output_message_buffer)); 73 } 74